We're used to seeing celebrities share positivity on Twitter, but there's a good chance you've also seen the ugly side of social media. For every compliment, there is at least one hateful comment directed at some of the entertainment industry's biggest stars. Celebrities usually brush the haters off and keep moving, but in this hilarious segment for Jimmy Kimmel, stars like Justin Bieber and Katy Perry read some of the most ridiculously hateful tweets directed at them.

[via MissInfo]